SPI INTERFACE

Serial Peripheral Interface (SPI) is used for generic serial communication between AVR32 processors and peripherals.

Two SPI Interface are available. The first one is used to configure DataFlash and SD/MMC Interface. The second one is routed to the dedicated SPI header.

Peripherals and connectors

Signals

SignalDescriptionPeripheral and connectorsAvailable on GPIO
SPI0_SCKSerial clock1,2,3,4 PA 15
SPI0_MISOMaster In Slave Out1,2,3,4 PA 25
SPI0_MOSIMaster Out Slave In1,2,3,4 PA 14
SPI0_CS0Peripheral chip select/Slave select1,4 PA 16
SPI0_CS1Peripheral chip select2,4 PA 17
SPI0_CS2Peripheral chip select5 PA 9